Casio WSD-F10 vs. Asus ZenWatch vs. Casio WSD-F20A vs. Fitbit Charge vs. Amazfit T-Rex
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| CasioWSD-F10Remove Buy Now | AsusZenWatchRemove Buy Now | CasioWSD-F20ARemove Buy Now | FitbitChargeRemove Buy Now | AmazfitT-RexRemove Buy Now |
Basic Info | |||||
| Suggested Price | $500 | $150 | $399 | $130 | $140 |
| Release | 2016 | 2014 | 2018 | 2014 | 2019 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | n/a | ||||
| Sleep | n/a | ||||
| Steps | |||||
| Swim | n/a | ||||
Battery | |||||
| Duration | n/a | NA | 1 day | 7-10 days | 20 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | n/a | ||||
| Windows Phone | n/a | NA | NA | ||
| Mac | n/a | NA | |||
| Windows | n/a | NA | |||
Connectivity | |||||
| Bluetooth | n/a | ||||
| Cellular | n/a | ||||
| GPS | |||||
| NFC | n/a | ||||
| Wi-Fi | n/a | ||||
Display | |||||
| Color | |||||
| Resolution | n/a | 320 x 320 | 320 x 320 | NA | 360 x 360 |
| Size | n/a | 1.63 inches | 1.32 inches | NA | 1.3 inches |
| Touch | n/a | NA | |||
| Type | LCD | AMOLED | LCD | OLED | AMOLED |
Functions | |||||
| Audio Speaker | n/a | ||||
| Clock | |||||
| Phone | n/a | ||||
| Vibration | |||||
| Voice | n/a | ||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | IP55 | 5 ATM | 1 ATM | 5 ATM |
Notifications | |||||
| Phone | n/a | ||||
| Emails | n/a | NA | |||
| Texts | n/a | NA | |||
Software | |||||
| Operating System | Android Wear | Android Wear | Wear OS | NA | Build-in |
| Apps | n/a | ||||
| Music | n/a | ||||